1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/security/nss/lib/zlib/zutil.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,275 @@
1.4 +/* zutil.h -- internal interface and configuration of the compression library
1.5 + * Copyright (C) 1995-2010 Jean-loup Gailly.
1.6 + * For conditions of distribution and use, see copyright notice in zlib.h
1.7 + */
1.8 +
1.9 +/* WARNING: this file should *not* be used by applications. It is
1.10 + part of the implementation of the compression library and is
1.11 + subject to change. Applications should only use zlib.h.
1.12 + */
1.13 +
1.14 +/* @(#) $Id$ */
1.15 +
1.16 +#ifndef ZUTIL_H
1.17 +#define ZUTIL_H
1.18 +
1.19 +#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) && !defined(NO_VIZ)
1.20 +# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
1.21 +#else
1.22 +# define ZLIB_INTERNAL
1.23 +#endif
1.24 +
1.25 +#include "zlib.h"
1.26 +
1.27 +#ifdef STDC
1.28 +# if !(defined(_WIN32_WCE) && defined(_MSC_VER))
1.29 +# include <stddef.h>
1.30 +# endif
1.31 +# include <string.h>
1.32 +# include <stdlib.h>
1.33 +#endif
1.34 +
1.35 +#ifndef local
1.36 +# define local static
1.37 +#endif
1.38 +/* compile with -Dlocal if your debugger can't find static symbols */
1.39 +
1.40 +typedef unsigned char uch;
1.41 +typedef uch FAR uchf;
1.42 +typedef unsigned short ush;
1.43 +typedef ush FAR ushf;
1.44 +typedef unsigned long ulg;
1.45 +
1.46 +extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
1.47 +/* (size given to avoid silly warnings with Visual C++) */
1.48 +
1.49 +#define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)]
1.50 +
1.51 +#define ERR_RETURN(strm,err) \
1.52 + return (strm->msg = (char*)ERR_MSG(err), (err))
1.53 +/* To be used only when the state is known to be valid */
1.54 +
1.55 + /* common constants */
1.56 +
1.57 +#ifndef DEF_WBITS
1.58 +# define DEF_WBITS MAX_WBITS
1.59 +#endif
1.60 +/* default windowBits for decompression. MAX_WBITS is for compression only */
1.61 +
1.62 +#if MAX_MEM_LEVEL >= 8
1.63 +# define DEF_MEM_LEVEL 8
1.64 +#else
1.65 +# define DEF_MEM_LEVEL MAX_MEM_LEVEL
1.66 +#endif
1.67 +/* default memLevel */
1.68 +
1.69 +#define STORED_BLOCK 0
1.70 +#define STATIC_TREES 1
1.71 +#define DYN_TREES 2
1.72 +/* The three kinds of block type */
1.73 +
1.74 +#define MIN_MATCH 3
1.75 +#define MAX_MATCH 258
1.76 +/* The minimum and maximum match lengths */
1.77 +
1.78 +#define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
1.79 +
1.80 + /* target dependencies */
1.81 +
1.82 +#if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32))
1.83 +# define OS_CODE 0x00
1.84 +# if defined(__TURBOC__) || defined(__BORLANDC__)
1.85 +# if (__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
1.86 + /* Allow compilation with ANSI keywords only enabled */
1.87 + void _Cdecl farfree( void *block );
1.88 + void *_Cdecl farmalloc( unsigned long nbytes );
1.89 +# else
1.90 +# include <alloc.h>
1.91 +# endif
1.92 +# else /* MSC or DJGPP */
1.93 +# include <malloc.h>
1.94 +# endif
1.95 +#endif
1.96 +
1.97 +#ifdef AMIGA
1.98 +# define OS_CODE 0x01
1.99 +#endif
1.100 +
1.101 +#if defined(VAXC) || defined(VMS)
1.102 +# define OS_CODE 0x02
1.103 +# define F_OPEN(name, mode) \
1.104 + fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")
1.105 +#endif
1.106 +
1.107 +#if defined(ATARI) || defined(atarist)
1.108 +# define OS_CODE 0x05
1.109 +#endif
1.110 +
1.111 +#ifdef OS2
1.112 +# define OS_CODE 0x06
1.113 +# ifdef M_I86
1.114 +# include <malloc.h>
1.115 +# endif
1.116 +#endif
1.117 +
1.118 +#if defined(MACOS) || defined(TARGET_OS_MAC)
1.119 +# define OS_CODE 0x07
1.120 +# if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
1.121 +# include <unix.h> /* for fdopen */
1.122 +# else
1.123 +# ifndef fdopen
1.124 +# define fdopen(fd,mode) NULL /* No fdopen() */
1.125 +# endif
1.126 +# endif
1.127 +#endif
1.128 +
1.129 +#ifdef TOPS20
1.130 +# define OS_CODE 0x0a
1.131 +#endif
1.132 +
1.133 +#ifdef WIN32
1.134 +# ifndef __CYGWIN__ /* Cygwin is Unix, not Win32 */
1.135 +# define OS_CODE 0x0b
1.136 +# endif
1.137 +#endif
1.138 +
1.139 +#ifdef __50SERIES /* Prime/PRIMOS */
1.140 +# define OS_CODE 0x0f
1.141 +#endif
1.142 +
1.143 +#if defined(_BEOS_) || defined(RISCOS)
1.144 +# define fdopen(fd,mode) NULL /* No fdopen() */
1.145 +#endif
1.146 +
1.147 +#if (defined(_MSC_VER) && (_MSC_VER > 600)) && !defined __INTERIX
1.148 +# if defined(_WIN32_WCE)
1.149 +# define fdopen(fd,mode) NULL /* No fdopen() */
1.150 +# ifndef _PTRDIFF_T_DEFINED
1.151 + typedef int ptrdiff_t;
1.152 +# define _PTRDIFF_T_DEFINED
1.153 +# endif
1.154 +# else
1.155 +# define fdopen(fd,type) _fdopen(fd,type)
1.156 +# endif
1.157 +#endif
1.158 +
1.159 +#if defined(__BORLANDC__)
1.160 + #pragma warn -8004
1.161 + #pragma warn -8008
1.162 + #pragma warn -8066
1.163 +#endif
1.164 +
1.165 +/* provide prototypes for these when building zlib without LFS */
1.166 +#if !defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0
1.167 + ZEXTERN uLong ZEXPORT adler32_combine64 OF((uLong, uLong, z_off_t));
1.168 + ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off_t));
1.169 +#endif
1.170 +
1.171 + /* common defaults */
1.172 +
1.173 +#ifndef OS_CODE
1.174 +# define OS_CODE 0x03 /* assume Unix */
1.175 +#endif
1.176 +
1.177 +#ifndef F_OPEN
1.178 +# define F_OPEN(name, mode) fopen((name), (mode))
1.179 +#endif
1.180 +
1.181 + /* functions */
1.182 +
1.183 +#if defined(STDC99) || (defined(__TURBOC__) && __TURBOC__ >= 0x550) || \
1.184 + (defined(_MSC_VER) && _MSC_VER >= 1500)
1.185 +# ifndef HAVE_VSNPRINTF
1.186 +# define HAVE_VSNPRINTF
1.187 +# endif
1.188 +#endif
1.189 +#if defined(__CYGWIN__)
1.190 +# ifndef HAVE_VSNPRINTF
1.191 +# define HAVE_VSNPRINTF
1.192 +# endif
1.193 +#endif
1.194 +#ifndef HAVE_VSNPRINTF
1.195 +# ifdef MSDOS
1.196 + /* vsnprintf may exist on some MS-DOS compilers (DJGPP?),
1.197 + but for now we just assume it doesn't. */
1.198 +# define NO_vsnprintf
1.199 +# endif
1.200 +# ifdef __TURBOC__
1.201 +# define NO_vsnprintf
1.202 +# endif
1.203 +# ifdef WIN32
1.204 + /* In Win32, vsnprintf is available as the "non-ANSI" _vsnprintf. */
1.205 +# if !defined(vsnprintf) && !defined(NO_vsnprintf)
1.206 +# if !defined(_MSC_VER) || ( defined(_MSC_VER) && _MSC_VER < 1500 )
1.207 +# define vsnprintf _vsnprintf
1.208 +# endif
1.209 +# endif
1.210 +# endif
1.211 +# ifdef __SASC
1.212 +# define NO_vsnprintf
1.213 +# endif
1.214 +#endif
1.215 +#ifdef VMS
1.216 +# define NO_vsnprintf
1.217 +#endif
1.218 +
1.219 +#if defined(pyr)
1.220 +# define NO_MEMCPY
1.221 +#endif
1.222 +#if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__)
1.223 + /* Use our own functions for small and medium model with MSC <= 5.0.
1.224 + * You may have to use the same strategy for Borland C (untested).
1.225 + * The __SC__ check is for Symantec.
1.226 + */
1.227 +# define NO_MEMCPY
1.228 +#endif
1.229 +#if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY)
1.230 +# define HAVE_MEMCPY
1.231 +#endif
1.232 +#ifdef HAVE_MEMCPY
1.233 +# ifdef SMALL_MEDIUM /* MSDOS small or medium model */
1.234 +# define zmemcpy _fmemcpy
1.235 +# define zmemcmp _fmemcmp
1.236 +# define zmemzero(dest, len) _fmemset(dest, 0, len)
1.237 +# else
1.238 +# define zmemcpy memcpy
1.239 +# define zmemcmp memcmp
1.240 +# define zmemzero(dest, len) memset(dest, 0, len)
1.241 +# endif
1.242 +#else
1.243 + void ZLIB_INTERNAL zmemcpy OF((Bytef* dest, const Bytef* source, uInt len));
1.244 + int ZLIB_INTERNAL zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len));
1.245 + void ZLIB_INTERNAL zmemzero OF((Bytef* dest, uInt len));
1.246 +#endif
1.247 +
1.248 +/* Diagnostic functions */
1.249 +#ifdef DEBUG
1.250 +# include <stdio.h>
1.251 + extern int ZLIB_INTERNAL z_verbose;
1.252 + extern void ZLIB_INTERNAL z_error OF((char *m));
1.253 +# define Assert(cond,msg) {if(!(cond)) z_error(msg);}
1.254 +# define Trace(x) {if (z_verbose>=0) fprintf x ;}
1.255 +# define Tracev(x) {if (z_verbose>0) fprintf x ;}
1.256 +# define Tracevv(x) {if (z_verbose>1) fprintf x ;}
1.257 +# define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;}
1.258 +# define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;}
1.259 +#else
1.260 +# define Assert(cond,msg)
1.261 +# define Trace(x)
1.262 +# define Tracev(x)
1.263 +# define Tracevv(x)
1.264 +# define Tracec(c,x)
1.265 +# define Tracecv(c,x)
1.266 +#endif
1.267 +
1.268 +
1.269 +voidpf ZLIB_INTERNAL zcalloc OF((voidpf opaque, unsigned items,
1.270 + unsigned size));
1.271 +void ZLIB_INTERNAL zcfree OF((voidpf opaque, voidpf ptr));
1.272 +
1.273 +#define ZALLOC(strm, items, size) \
1.274 + (*((strm)->zalloc))((strm)->opaque, (items), (size))
1.275 +#define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
1.276 +#define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
1.277 +
1.278 +#endif /* ZUTIL_H */
